Question

Consider a memory system with the following parameters:
Tc = 100 ns
Cc = 0.01 cents > bit
Tm = 1,200 ns
Cm = 0.001 cents > bit
a. What is the cost of 1 MByte of main memory?
b. What is the cost of 1 MByte of main memory using cache memory technology?
c. If the effective access time is 10% greater than the cache access time, what is the hit ratio H?